Grilled Portobello Mushrooms

4 large portobello mushrooms

1/4 c. balsamic vinegar

2 T. olive oil

2 tsp dried oregano

1 tsp garlic powder

1 tsp paprika

1 tsp sriracha

salt and pepper to taste

Gently wipe off mushroom caps and remove stems.

Mix everything else in a small bowl.  Spoon marinade over the mushrooms (or add everything to a ziploc) and marinate 10-15 minutes.

Grill, gill side up, for five minutes (pouring on any remaining marinade).  Flip and grill for another 4-5 minutes.