You’ll Need:1 pound hamburger 1 onion, chopped 1 clove garlic, minced 1 small package chopped frozen spinach, thawed 8 ounces ricotta cheese 1 egg beaten 1/4 cup parmesan cheese 1 (14 ounce) can chopped tomatoes 1 teaspoon oregano 1 box lasagna noodles 12 ounces shredded mozzarella 1 package Hormel Sliced