Garlic Mushroom & Swiss Burger Recipe | Land O’Lakes

Ingredients

• 1 pound lean ground beef *
• 2 teaspoons finely chopped fresh garlic
• 1 teaspoon onion powder
• 1/4 teaspoon salt
• 1/8 teaspoon pepper
• 2 tablespoons Land O Lakes® Butter
• 1 (8-ounce) package (2 cups) sliced fresh mushrooms
• 1 medium (1 cup) thinly sliced red onion
• 4 (3/4-ounce) slices Land O Lakes® Swiss Cheese
• Lettuce leaves, if desired
• 4 hamburger buns, split