Step 1

Brown the hamburger over medium heat in a medium size skillet..

Step 2

Add the onion, garlic and tomatoes and simmer for 5 minutes.

Step 3

Add the spaghetti sauce, Italian seasoning, salt and pepper and let simmer another 5 minutes.

Step 4

Place 1 cup of sauce on the bottom of 5 to 6 qt. slow cooker.

Step 5

Add half of the frozen ravioli, half the remainder of sauce and then repeat.

Step 6

Sprinkle with cheese.

Step 7

Cook on low 4 hours or until ravioli is tender.