Why Am I Hungry An Hour After Soup — And What Do I Put In It So I'm Not?

Most autumn soup is vegetables, stock and water, and a bowl of that is mostly volume — it fills you at the table and leaves very little behind an hour later. The fix is not a bigger bowl, it is putting something substantial into the pot: 125g of raw beef mince adds about 25.9g of protein, 125g of skinless chicken thigh about 22.5g, 60g of dry red lentils about 13.5g, 100g of tofu about 13.4g, and a drained 120g of cooked white beans about 12.4g.

Those are the five biggest levers. Here is the rest of the list, then four bases to cook this week.

The additions, and roughly what each one puts in the bowl

Protein per 100g comes from the Norwegian Food Composition Table (Matvaretabellen), published by the Norwegian Food Safety Authority, updated January 2026, scaled to the portion stated. Portions are what goes into the pot per person, not the weight of the finished bowl.

1. Beef mince, 4.5% fat, raw — 20.7g per 100g. A 125g portion: about 25.9g.

2. Chicken thigh, skinless, raw — 18.0g per 100g. A 125g portion: about 22.5g.

3. Red lentils, dry — 22.5g per 100g. A 60g portion, which swells to a full ladle: about 13.5g.

4. Tofu — 13.4g per 100g. A 100g portion: about 13.4g.

5. White beans, cooked (a drained tin divided up) — 10.3g per 100g. A 120g portion: about 12.4g.

6. Chickpeas, dry — 18.8g per 100g. A 60g portion, soaked and slow-cooked: about 11.3g.

7. Tinned green lentils, drained — 5.7g per 100g. A 120g portion: about 6.8g. Convenient, but roughly half what the same spoonful of white beans gives, because they carry more water.

8. Egg — 13.0g per 100g. One 50g egg, shell off, halved on top: about 6.5g.

9. Greek or Turkish style yoghurt, 10% fat — 5.0g per 100g. A 100g swirl: about 5.0g. Texture, not a protein lever. Strained high-protein yoghurts vary a lot, so read the pack.

10. Frozen peas — 4.9g per 100g. An 80g handful: about 3.9g. Colour and sweetness, not the thing holding you.

For scale, the British Nutrition Foundation gives the UK reference nutrient intake for protein as 0.75g per kilogram of body weight per day — 56g a day for men, 45g for women — and notes average UK intakes already run higher, around 85g and 67g. One thin bowl is not a disaster. It is just a very small contribution, arriving at the hour you most need the meal to hold.

Why the thin bowl empties out so fast

Two separate things are going on, and it helps to keep them apart.

The first is that soup genuinely is filling at the table. In a crossover study of 60 normal-weight men and women, a low-energy-dense vegetable soup eaten as a preload reduced the energy eaten at the following meal by 20% — about 134 kcal — and it made no real difference whether the soup was chunky, pureed, half-and-half, or served as broth and vegetables side by side (*Soup preloads in a variety of forms reduce meal energy intake*, Appetite, 2007;49(3):626–634). Soup works on appetite. That is not the problem.

The second is what is in the bowl once the water has done its job. A 2020 systematic review and meta-analysis in Physiology & Behavior pooled 49 acute studies and found protein-containing meals reduced hunger and the desire to eat and increased fullness, alongside lower ghrelin and higher cholecystokinin and GLP-1; appetite ratings shifted at doses under 35g, hormone changes at 35g and above. The same review is careful about the longer term: "results of long-term trials are inconclusive and further trials are required" (Kohanmoo, Faghih and Akhlaghi, 2020).

Put plainly — and this part is reasoning, not a measured finding — a bowl that fills you mainly with water has less to work with once the stomach has emptied. The 9pm cupboard trip is not a character flaw. It is a 7pm bowl that was, nutritionally, a starter.

Protein added per portion by ten common soup and slow-cooker additions, at the portion sizes stated. Source: Matvaretabellen, the Norwegian Food Composition Table, Norwegian Food Safety Authority (updated January 2026).

Four bases, what goes in, and how each one is stored

Each base makes four portions, built so the protein is in the pot rather than sprinkled on at the end.

1. Red lentil, tomato and smoked paprika (hob or slow cooker)

In the pot: 240g dry red lentils, two tins of chopped tomatoes, 1.2 litres stock, two onions, four cloves garlic, two teaspoons each of smoked paprika and cumin. Roughly 13.5g per portion from the lentils.

Timing: on the hob, 25–30 minutes with the lid ajar until the lentils collapse. In a slow cooker, 6–8 hours on low or 3–4 on high. Red lentils thicken as they sit, so hold back 200ml of stock for reheating.

Storage: cool it and get it into the fridge within one to two hours, eat within 48 hours, or freeze it. It freezes well in single portions and reheats without splitting.

2. Chicken thigh and white bean (slow cooker)

In the pot: 500g skinless chicken thigh, 480g drained white beans, one litre stock, leeks, carrots, a bay leaf, a strip of lemon peel. Roughly 22.5g from the chicken plus 12.4g from the beans per portion.

Timing: 6–7 hours on low or 3–4 hours on high, chicken in at the start, beans for the last hour so they keep their shape. Shred the thighs in the pot with two forks before serving.

Storage: portion this one the moment it is cool enough — a shallow container chills far faster than a full pot. Fridge within one to two hours, eaten within 48 hours, or frozen.

3. Beef mince, barley and root vegetable (slow cooker)

In the pot: 500g beef mince browned first, 200g pearl barley, 1.2 litres stock, two carrots, two sticks celery, one onion, a tin of chopped tomatoes, thyme. Roughly 25.9g per portion from the mince.

Timing: brown the mince properly — it is the difference between a stew and a grey pot. Then 7–8 hours on low or 4 on high. Barley keeps drinking liquid, so this one wants extra stock on day two.

Storage: as above. Barley-heavy pots set almost solid in the fridge; loosen with stock, not water.

4. Chickpea, spinach and tofu (slow cooker, plant-based)

In the pot: 240g dry chickpeas soaked overnight, 400g firm tofu in 2cm cubes, one litre stock, a tin of tomatoes, two teaspoons ground coriander, one teaspoon turmeric, a bag of spinach at the end. Roughly 11.3g from the chickpeas plus 13.4g from the tofu per portion.

Timing: soaked chickpeas need 6–8 hours on low or 4 on high to go properly soft. Tofu in for the last hour so it holds together, spinach in the final five minutes.

Storage: fridge within one to two hours, 48 hours, or freeze. Tofu changes texture after freezing — chewier, spongier. Some people prefer it. Freeze one portion and find out before you commit the batch.

The slow cooker rules that are not optional

These come from food safety authorities, not preference, and they are the ones people get wrong.

- Thaw meat before it goes in. FoodSafety.gov says to thaw meat "in the refrigerator, in cold water, or in the microwave" and to "begin to cook your meal immediately after thawing."

- Fill it between half and two-thirds. FoodSafety.gov: "If it's too full, the food may be undercooked and unsafe."

- Do not use a delay-start timer. FoodSafety.gov again: "Bacteria can multiply quickly in the parts of the food that reach room temperature before cooking begins."

- Check the finished temperature. Safe minimum internal temperatures are 165°F (74°C) for poultry, 160°F (71°C) for ground meats, and 145°F (63°C) with a three-minute rest for beef, pork and lamb cuts (FoodSafety.gov). The UK Food Standards Agency frames it as temperature and time: "the middle of the food should reach a temperature of 70°C for 2 minutes", or 65°C for 10 minutes, or 75°C for 30 seconds.

- Cool it fast, then fridge or freezer. The FSA says to cool cooked food and fridge it within one to two hours, keep the fridge between 0 and 5°C, and "eat leftovers within 48 hours or freeze them if you think this won't be possible." Freezers should run at −18°C.

- Reheat once, until steaming. The FSA: "you should only ever reheat once", and food should be "steaming hot throughout" — steam rising from the middle when you cut into it, not just the surface.

Which soup do you actually need?

If you are not sure whether the problem is the pot, the portioning or the hour you eat, the quiz below takes two minutes. Six questions, no email, nothing stored. It tells you which of the four bases to cook.

Frequently asked questions

Why do I get hungry an hour after soup but not after a stew?

Usually because the stew has more in it. Soup is often vegetables, stock and water — filling at the table, as the Appetite study above shows, but leaving little behind. A stew normally carries meat, pulses or both, arriving with 12–26g of protein per bowl rather than 3–5g. Same warmth, same volume, different contents.

How much protein should a bowl of soup have?

There is no official per-bowl figure. For context, the British Nutrition Foundation gives the UK reference nutrient intake as 0.75g per kg of body weight per day — 56g a day for men, 45g for women. A practical way to think about it: a soup should not be the lowest-protein meal of your day by a wide margin. If breakfast and lunch carry real protein and dinner carries 4g, dinner is the one that will not hold.

Do tinned lentils work as well as dry ones?

They are much faster and they do work, but not spoon for spoon. Tinned green lentils come in at 5.7g of protein per 100g against 22.5g per 100g for dry red lentils, because the tin carries water. If you use tins, use more of them, or add a second protein source. The Health & Fitness with Ella rule for soups is that a tin is a convenience, not a substitute for the thing that makes the pot substantial.

How long do these soups keep, and can I freeze them?

The Food Standards Agency says to cool cooked food and refrigerate it within one to two hours, keep the fridge at 0–5°C, and eat leftovers within 48 hours or freeze them. Freezers should hold −18°C. All four bases freeze; the barley and red lentil ones thicken, so loosen with stock when reheating. Reheat once only, steaming hot throughout.

Does adding protein to soup guarantee I will stop snacking at night?

No, and anyone promising that is guessing. The 2020 meta-analysis in Physiology & Behavior found protein-containing meals reduced hunger and increased fullness in acute studies, but the same authors concluded long-term trial results are inconclusive. Evening eating is also driven by tiredness, habit, stress and how much you ate earlier. A more substantial dinner removes one common cause, not all of them.

I do not eat meat. Can a plant-based soup hold me just as well?

It can, as long as you build it rather than assume it. Dry red lentils at 22.5g per 100g and dry chickpeas at 18.8g per 100g are close to meat weight for weight before cooking, and tofu at 13.4g per 100g stacks on top. The trap is vegetables with a few tinned pulses stirred through. Base four is designed around this.

Get the snack list

If the 9pm cupboard is the real problem, the soup is only half the answer. The other half is having something worth reaching for when the hunger is genuine. The high-protein snack list is free, and it is all things that keep in a normal kitchen with no cooking involved.

Get the high-protein snack list https://healthandfitnesswithella.com/60-high-protein-snack-ideas

If you want the plant-based version done properly

Base four is one recipe. Plant-Based Eating is the whole approach: how to build plant-based meals that carry real protein, with the combinations, the shopping structure and the batch-cooking logic. It is €9.99.

Read about Plant-Based Eating https://healthandfitnesswithella.com/plant-based-eating

This is general information, not medical advice. Speak to your GP if you are pregnant, have a kidney condition or another reason to be cautious about protein intake, or if your hunger and appetite have changed in a way that worries you.

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