Garlic Buttermilk Mashed Potatoes

Ingredients (7)

• + 5 large potatoes, scrubbed and cubed add to pantry
• + ¼ cup minced onion add to pantry
• ✓ ¾ cup butter
• + ½ cup buttermilk add to pantry
• ✓ 1 tablespoon garlic powder
• ✓ salt and ground black pepper to taste
• + salt and ground black pepper to taste add to pantry