Mushroom Sliders
Prep Time: 10 min
Cook Time: 15 min
Ingredients
- ✓ 1 pound lean ground beef, or more to taste
- ✓ 1 large egg
- ✓ 1 small onion, finely chopped
- ✓ 1 cup finely chopped mushrooms
- ✓ 1 teaspoon ground black pepper
- ✓ ½ teaspoon garlic salt
- ✓ salt to taste
- ✓ 6 portobello mushrooms, or more to taste
- ✓ 1 green bell pepper, halved and seeded
- ✓ 1 red bell pepper, halved and seeded
- ✓ 1 yellow bell pepper, halved and seeded