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 Slow-Cooker Ratatouille?

You need 13 ingredients. The key ingredients include: 1 large eggplant, peeled and cut into 1-inch cubes, 2 teaspoons salt, divided, 3 medium tomatoes, chopped, 3 medium zucchini, halved lengthwise and sliced, and more.

Is Slow-Cooker Ratatouille suitable as vegetarian?

Yes, Slow-Cooker Ratatouille falls under the Vegetarian category and is a great choice for this type of meal.

How do I store leftover Slow-Cooker Ratatouille?

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

Slow-Cooker Ratatouille Recipe

Name: Slow-Cooker Ratatouille
Prep time: 15 min
Cook time: 30 min
Total time: 45 min
Yield: 4 servings
Ingredients: 1 large eggplant, peeled and cut into 1-inch cubes; 2 teaspoons salt, divided; 3 medium tomatoes, chopped; 3 medium zucchini, halved lengthwise and sliced; 2 medium onions, chopped; 1 large green pepper, chopped; 1 large sweet yellow pepper, chopped; 1 can (6 ounces) pitted ripe olives, drained and chopped; 1 can (6 ounces) tomato paste; 1/2 cup minced fresh basil; 2 garlic cloves, minced; 1/2 teaspoon pepper; 2 tablespoons olive oil

Try this homemade Slow-Cooker Ratatouille recipe the whole family will love. Made with eggplant, salt, tomatoes and zucchini. Easy step-by-step instruct…

This Slow-Cooker Ratatouille relies on simple, everyday ingredients such as salt, divided, medium tomatoes, chopped, medium onions, chopped and large green pepper, chopped. It comes together quickly and makes 4 servings, at about 224 kcal each. The step-by-step instructions below are written to be easy to follow, even on a busy day.

It's versatile enough for an easy weeknight dinner yet satisfying enough for guests at the weekend. Serve it with your favorite sides, and keep any leftovers for a quick meal the next day.

Updated Jun 30, 2026

Serves 4 Vegetarian

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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Slow-Cooker Ratatouille

Tips for the best results

Variations & substitutions

My Personal Notes

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