INGREDIENTS
1 tbsp
olive oil
1/2
medium onion, chopped
1 1/2
lbs ground beef
1 tsp
garlic powder
1/2 tsp
dried oregano
1/8 tsp
crushed red pepper flakes
4 cups
homemade or store-bought tomato sauce
8
lasagna noodles, broken into 2-inch pieces
3/4 cup
grated Parmesan cheese
1/2 cup
ricotta cheese