Avocado Breakfast Sandwich

Details

Ingredients

• 1 tablespoon olive oil
• 2 large eggs
• 1 pinch salt and ground black pepper to taste
• 1 tablespoon butter, softened
• 2 slices Italian bread
• 1 ounce Swiss cheese, sliced
• 1 ounce Cheddar cheese, sliced
• ½ ripe avocado, sliced