Fry hamburger, add salt and pepper. Put 1/2 hamburger mix in bottom of crock pot. Add 1/2 jar of spaghetti sauce on top of hamburger. Break up 2-3 lasagna noodles and place on top of sauce. Sprinkle 1 cup of shredded mozzarella cheese on top of noodles. Repeat layers and before adding cheese, add
1/2 c. of water. Poke through rest of layers. Then, add rest of cheese. Cook 4-5 hours on low.