4 med. sized potatoes, peeled & sliced thin
3/4 c. onion, diced
3/4 c. minute rice, uncooked
1 (4 oz.) can mushroom pieces, drained (optional)
3 c. tomatoes, broken up
1 lb. lean hamburger

Spray casserole with Pam. Layer 1/3 of potatoes, rice, onion and mushrooms. Salt and pepper lightly. Repeat until all are used. Pour tomatoes over all, making sure juice also goes down the sides. Cover entire casserole with hamburger. Salt and pepper. Bake uncovered at 325 degrees for 1 1/2 to 2 hours or until potatoes are done when pierced with fork. Cover during baking if hamburger is getting overly brown.