Image of Retro Ground Beef Casserole with Biscuits

Retro Ground Beef Casserole with Biscuits

Prep Time: 25 min
Cook Time: 40 min

Ingredients

  • 1 cooking spray
  • 2 tablespoons canola oil
  • 1 cup chopped carrots
  • 1 cup chopped onions
  • 1 cup chopped celery
  • 1 pound ground beef
  • 4 tablespoons butter
  • 3 tablespoons all-purpose flour
  • 1 cup milk
  • 2 cups beef broth
  • 1 ½ teaspoons garlic salt
  • 1 teaspoon onion powder
  • 1 teaspoon garlic powder
  • ¼ teaspoon ground black pepper
  • 1 cup buttermilk
  • 3 cups baking mix (such as Bisquick® Heart Smart Pancake and Baking Mix)