Easy and delicious Stuffed Mushroom Eyeballs for Halloween! This simple 5-ingredient appetizer will be a hit at your Halloween party in flavor and visual appeal.
Preheat the oven to 350 degrees F. Line a baking sheet with parchment paper. The gently pop the stems off the mushrooms and set them bottom-side-up on the baking sheet.
In a small bowl mix the softened cream cheese, shredded white cheddar cheese, and garlic powder. Scoop small 1-2 teaspoon portions of the cheese mixture and roll it into balls. Press the balls into the cavities of the mushrooms. 1 teaspoon balls for small mushrooms, and 2 teaspoon balls for larger mushrooms. *Resist the urge to overstuff the mushrooms, or the filling will run out!
Cut the pimento stuffed olives in half and press them flat-side-up into the top of the cheese filling. Bake the mushrooms for 12-15 minutes. Serve warm!