Remove the stems of the mushrooms by twisting them out of the center. Discard. Set the mushrooms upside down on a flat surface. If the mushrooms do not lay flat, slice a little off the top so it does set flat.
Cut baby carrots in quarters lengthwise. And then each quarter in half. Set aside.
16 Baby Carrots
Remove the top and seeds of a yellow pepper. Cut small, thin strips of peppers and then cut into smaller, 3/8" pieces. Set aside.
1 Yellow Pepper
Use a tablespoon portion scoop to scoop 1 scoop of potatoes into each mushroom cap. Tuck a carrot unicorn horn in the center of the potatoes. Add small pieces of fresh parsley on both sides of the carrot. Add an ear on each side of the horn.
4 oz instant mashed potatoes, Parsley
Repeat until you have all of your mushrooms filled. Serve immediately.