http://www.soscuisine.com/recipe/meatballs-in-tomato-sauce-slow-cooker Quantity : 4 servings Preparation : 20 min Cooking : 4 h 340calories/serving Ingredients 1 tbsp olive oil 15 mL 1 onions, chopped 200 g 2 cloves garlic, chopped 1 carrots, chopped 100 g 1 stalk celery, chopped 70 g 2 tsp dried oregano 2 g 1 dried chili peppers, minced 0.4 g 460 g ground beef, extra-lean 1 slice bread, whole wheat, processed into bread crumbs 35 g 1 eggs size large, beaten 2 tbsp Parmesan cheese, grated 6 g 1/2 tsp salt 2 g ground pepper to taste [optional] 2 1/2 cups My Mother's Tomato Sauce 1/2 cup water 125 mL Before you start A slow cooker is needed to make this recipe. A blender or food processor will be very useful to pure the vegetables. Method Prepare the vegetables: Finely chop the onion, garlic, carrot, and celery. Heat the oil in a pan over medium heat. Add the chopped vegetables then sautƩ until softened and translucent, about 3 min. Stir in the oregano and chili pepper, then cook a...