Brown ground beef in large pot. Remove fat. Add garlic, onion, and green pepper.
Cook noodles to desired tenderness, or as package directs; drain.
When meat is browned and vegetables are tender, add sauce. Heat and mix thoroughly.
In small bowl mix ricotta cheese, eggs, and salt; set aside.
Cover bottom of lasagna pan with thin coating of sauce. Layer with noodles, thin layer of ricotta cheese mixture, meat sauce, and mixture of cheeses. Keep layering till all ingredients are used. Top with parmesan.