Easy Asparagus Casserole

Ingredients

• 1 lb asparagus, cut into 1 ½-2 inch pieces
• 2 tbsp butter
• ½ medium yellow onion, thinly sliced
• 1 tbsp all-purpose flour
• ½ tsp fine salt
• ¼ tsp black pepper
• ¼ tsp garlic powder
• 1 pinch nutmeg (optional)
• 1 cup sour cream or plain yogurt
• 1 ¼ cups shredded Swiss cheese, divided
• ⅓ cup crushed crackers

Instructions

Nutrition Facts (estimated)