Cheesy Ground Beef and Potato Casserole

Name: Cheesy Ground Beef and Potato Casserole
Prep time: 5 min
Cook time: 1 h 30 min
Total time: 1 h 35 min
Cuisine: American
Ingredients: 1 Can Cream of Mushroom Soup; 2 Large Russet Potatoes (peeled and sliced); 1 Cup Milk; 1 Cup Carrots (sliced); 1 Pound Ground Beef (cooked); 1/2 Onion (minced); Cheddar or Colby Jack Cheese (sliced about 9 pieces); 3 Tablespoons Unsalted Butter; 1/4 Cup Onion (minced); 1 Clove Garlic (minced); 1/2 Cup White Button Mushroom (minced ); 3 Tablespoons Flour; 1/2 Cup Cream; 1/2 Cup Chicken Broth; 1/4 teaspoon Freshly Ground Black Pepper; 1-2 teaspoons Salt; 1/4 teaspoon Salt; 1/4 teaspoon Garlic Powder; Cheddar or Colby Jack Cheese (sliced (about 9 slices))