Portobello Sandwiches

Ingredients

• 2 tablespoons balsamic vinegar 
• 1 tablespoon capers drained
• 0.5 teaspoon thyme leaves dried
• 2 cloves garlic minced
• 4  hamburger buns 
• 4 leaves lettuce 
• 0.3 cup mayonnaise 
• 6 tablespoons olive oil 
• 4 large portobello mushroom caps 
• 4 servings salt and pepper to taste
• 1 large tomatoes sliced

Equipment

• bowl
• mixing bowl
• baking pan
• broiler

Directions

1. Turn on broiler, and adjust rack so it is as close to heat source as possible.
2. In a medium-size mixing bowl, mix together garlic, olive oil, thyme, vinegar, salt and pepper.
3. Put the mushroom caps, bottom side up, in a shallow baking pan.
4. Brush the caps with 1/2 the dressing.
5. Put the caps under the broiler, and cook for 5 minutes.
6. Turn the caps, and brush with the remaining dressing. Broil 4 minutes. Toast the buns lightly .
7. In a small bowl, mix capers and mayonnaise.
8. Spread mayonnaise mixture on the buns, top with mushroom caps, tomato and lettuce.