How many servings does this recipe make?

This recipe makes 4 servings. You can adjust the portion size directly on this page.

What ingredients do I need for Leftover Lentil Rice Soup ?

You need 10 ingredients. The key ingredients include: 1 Tbsp. olive oil, 2 medium stalks celery, trimmed and finely diced, 1 large carrot, 1/2 finely diced, 1/2 cut into bite size chunks, 1/2 medium onion, diced, and more.

Is Leftover Lentil Rice Soup suitable as soups & stews?

Yes, Leftover Lentil Rice Soup falls under the Soups & Stews category and is a great choice for this type of meal.

How do I store leftover Leftover Lentil Rice Soup ?

Store leftovers in an airtight container in the refrigerator for up to 3–4 days. Reheat gently before serving.

Leftover Lentil Rice Soup Recipe

Name: Leftover Lentil Rice Soup
Prep time: 15 min
Cook time: 30 min
Total time: 45 min
Yield: 4 servings
Ingredients: 1 Tbsp. olive oil; 2 medium stalks celery, trimmed and finely diced; 1 large carrot, 1/2 finely diced, 1/2 cut into bite size chunks; 1/2 medium onion, diced; 2 cups vegetable or chicken stock; 1 1/2 cups water; 2 cups cooked lentils; 1-2 cups cooked brown rice (basmati brown is nice); 1 clove garlic, minced; Salt and pepper to taste

Warm up with this hearty Leftover Lentil Rice Soup recipe. Made with olive oil, stalks celery, carrot and onion. Easy step-by-step instructions included.

This Leftover Lentil Rice Soup relies on simple, everyday ingredients such as olive oil, medium onion, diced, vegetable or chicken stock and water. It comes together quickly and makes 4 servings, at about 454 kcal each. The step-by-step instructions below are written to be easy to follow, even on a busy day.

It works as a light main on its own or as a starter alongside crusty bread, and it's just as good for a cozy night in as it is for feeding a crowd. Leftovers keep well, so it's a smart choice for meal prep too.

Updated Jun 30, 2026

Serves 4 Soups & Stews

Tips for the best results

Read through all the steps once before you start and measure out your ingredients first — it makes everything go more smoothly.
Taste as you go and adjust the seasoning before serving.
Avoid overcrowding the pan — cook in batches if needed for the best texture.
Let the dish rest for a few minutes before serving so the flavors settle.
Store leftovers in an airtight container in the fridge and enjoy within a few days.

Variations & substitutions

Feel free to swap in similar ingredients you already have on hand and adjust seasoning to taste.

No specific allergen information. Please check the ingredient list for possible allergens.

My Personal Notes

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Leftover Lentil Rice Soup

Tips for the best results

Variations & substitutions

My Personal Notes

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