Ritz Cracker Chicken

Name: Ritz Cracker Chicken
Prep time: 15 min
Cook time: 30 min
Total time: 45 min
Cuisine: American
Ingredients: 4 chicken breasts; 1 sleeve Ritz crackers (crushed (I used Roasted Vegetable flavor)); 1/4 cup milk; 1 large egg; 2 cups shredded cheddar cheese; Salt; Garlic pepper; 10 ounce can cream of chicken soup; 2 tablespoons sour cream; 2 tablespoons butter