Step 1: Preheat the Oven & Prep the Muffin Tin

1. Preheat your oven to 400°F (200°C).
2. Lightly grease a mini muffin tin with cooking spray or butter.

Step 2: Mix the Ingredients

1. In a large bowl, combine mashed potatoes, beaten eggs, ¾ cup of the grated cheese, chives, and bacon or ham (if using).
2. Season with salt and black pepper to taste.
3. Mix gently until all ingredients are well incorporated.

Step 3: Fill the Muffin Cups

1. Use a spoon or small scoop to evenly fill each muffin cup with the mashed potato mixture.
2. Press down lightly to ensure the mixture is packed and holds its shape.
3. Sprinkle the tops with the remaining ¼ cup of grated cheese.

Step 4: Bake the Puffs

1. Place the muffin tin in the preheated oven.
2. Bake for 20 minutes, or until the tops are golden brown and slightly crisp.

Step 5: Cool & Serve

1. Let the puffs cool in the muffin tin for 5 minutes.
2. Use a spoon or knife to gently remove them.
3. Serve immediately with sour cream or your favorite dipping sauce