Ham and Potato Casserole | Louisiana Kitchen & Culture

Ingredients

• 10 ounces sharp Cheddar cheese
• 4 cups thinly sliced potatoes
• salt and pepper
• 6 tablespoons butter, divided
• 1 cup finely chopped onion
• 4 cloves garlic, chopped
• 1/3 cup all-purpose flour
• 1 teaspoon mustard powder
• 2 cups milk
• 2 cups diced cooked ham
• 3 green onions, chopped
• 1 cup soft fresh breadcrumbs