Beef Cubed Steak Fried Recipe

Cubed Steak and Gravy * 1½ pounds cubed steak * 1 cup all-purpose flour * 3 tablespoons unsalted butter * 1 onion, sliced * 1 teaspoon minced garlic * 2 cups water or beef broth * Vegetable oil, for frying Seasoning Blend * 1 tablespoon Cajun seasoning * 2 teaspoons garlic powder *