Name: Easy Beef Lasagna
Prep time: 20 min
Cook time: 60 min
Total time: 80 min
Yield: 12
Ingredients: 1 lb ground beef; 1 small onion (diced); 2 tbsp oregano (dried); 1/2 tsp salt (or to taste); 1/2 tsp pepper (or to taste); 24 oz marinara sauce ((1 jar/680 g)); 1 cup water; 15 oz ricotta cheese; 2 eggs; 1/2 cup Parmesan cheese (grated); 12 lasagna noodles; 2 cups mozzarella cheese (shredded)