Scrumptious Beef and Potato Casserole Recipe

Ingredients

• 2 tablespoons shortening
• 2 pounds beef stew meat, cut into 3/4 inch pieces
• 1 large onion, thinly sliced
• 1 cup water
• 1 1/4 cups milk
• 1 (10.5 ounce) can condensed cream of mushroom soup
• 1 cup sour cream
• 1 teaspoon salt
• 1/4 teaspoon ground black pepper
• 4 large potatoes, peeled and chopped
• 1 cup shredded Cheddar cheese
• 1 1/4 cups whole wheat flake cereal, crumbled