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-Cooked Beef Spaghetti Sauce?

You need 16 ingredients. The key ingredients include: 2 pounds lean ground beef (90% lean), 1 large green pepper, chopped, 1 large onion, chopped, 1-1/2 cups water, and more.

Is Slow-Cooked Beef Spaghetti Sauce suitable as pasta & noodles?

Yes, Slow-Cooked Beef Spaghetti Sauce falls under the Pasta & Noodles category and is a great choice for this type of meal.

How do I store leftover Slow-Cooked Beef Spaghetti Sauce?

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

Slow-Cooked Beef Spaghetti Sauce Recipe

Name: Slow-Cooked Beef Spaghetti Sauce
Prep time: 15 min
Cook time: 30 min
Total time: 45 min
Yield: 4 servings
Ingredients: 2 pounds lean ground beef (90% lean); 1 large green pepper, chopped; 1 large onion, chopped; 1-1/2 cups water; 1 can (14-1/2 ounces) diced tomatoes, undrained; 1 can (8 ounces) tomato sauce; 1 can (6 ounces) tomato paste; 2 garlic cloves, minced; 4 bay leaves; 2 tablespoons Italian seasoning; 1 teaspoon salt; 1 teaspoon sugar; 1 teaspoon dried parsley flakes; 1/2 teaspoon pepper; 1/4 teaspoon dried rosemary, crushed; Hot cooked spaghetti

Try this homemade Slow-Cooked Beef Spaghetti Sauce recipe the whole family will love. Made with lean ground beef, green pepper, onion and water. Easy st…

This Slow-Cooked Beef Spaghetti Sauce relies on simple, everyday ingredients such as lean ground beef (90% lean), large green pepper, chopped, large onion, chopped and water. It comes together quickly and makes 4 servings, at about 728 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 Pasta & Noodles

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

Brown sugar instead of white sugar adds a deeper, more caramel-like flavor.

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

My Personal Notes

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Slow-Cooked Beef Spaghetti Sauce

Tips for the best results

Variations & substitutions

My Personal Notes

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Frequently Asked Questions