Balsamic Port Wine Mushroom Burger

Ingredients:

1/2 cup port wine
1/2 cup balsamic vinegar
1 teaspoon garlic, minced
12 medium button mushrooms, cleaned and sliced thinly
1 tablespoon olive oil
salt and pepper to taste
1 pound ground beef, formed into 4 patties
4 hearty Kaiser rolls, sliced
mayonnaise
fresh salad greens

Preparation:

Combine port wine, balsamic vinegar and garlic in a small saucepan and
reduce by at least half.

In a separate pan, sauté mushrooms in olive oil until browned. Season
if you wish with salt and pepper. Add the browned mushrooms to the
port reduction.

Grill burgers to desired doneness. Toast buns and put mayonnaise on
the bottom bun. Top with greens and burger pattie. Using a slotted
spoon, remove mushrooms from reduction and place on top of the pattie.
Cover with top bun and serve.