Ingredients:
2 tablespoons balsamic vinegar
1 cup finely chopped red bell pepper
1 clove garlic, minced
1/4 cup olive oil
1/4 teaspoon onion powder
1/4 teaspoon salt
1/2 teaspoon ground black pepper
4 portobello mushroom caps
1. Preheat oven to 350 degrees.
2. In a large bowl, mix the balsamic vinegar, red bell pepper, garlic, oil, onion powder, salt, and ground black pepper.
3. Place foil on a baking sheet and lightly spray cooking oil on the foil. Place mushrooms on the foil. Spread mixture over gill side of the mushroom caps.
4. Bake mushrooms in the oven for about 15 minutes. Then, turn on the oven's broiler and broil for an additional 5 minutes.
Variation: To grill the mushrooms, follow step 2 as above. Then, spread the mixture over the gill side of the mushroom caps. Lightly oil grill grate and place the mushrooms over indirect heat. Cover and cook for 15 to 20 minutes.