This mushroom & caramelized onion appetizer is quick and easy to make, great for dinner parties, or even as a light snack.
Ingredients
2 tbsp butter
1 tbsp Oil
1 cup Chopped mushrooms
1 onion- chopped
1/4 tsp thyme
1 tbsp Balsamic vinegar
1/4 tsp minced garlic
salt - to taste
1/4 cup Parmesan cheese
1 egg
1 roll puff pastry
Method
1) In a pan, heat 2 tbsp of butter and add in the chopped mushrooms. Let the mushrooms simmer until tender. Once tender, put aside to cool.
2) In the same pan, add 1 tbsp of oil and add the chopped onions. Add in the thyme and mix.
3) Add in the balsamic vinegar and fry until the onions start to brown. After they have browned, add it to the mushroom mixture.
4) Once the mixture has cooled, mix in the garlic, salt, and parmesan cheese.
5) Roll out the puff pastry and cut into squares, then place 1 tbsp of the mixture in the center of each square
6) Beat the egg and using a pastry brush, brush the edges of the pastry with the egg wash
7) Bake at 400F for 10-12 minutes or until the edges are golden brown.
![](https://s2.save4k.ru/pic/uuLcvIn8abo/mqdefault.jpg)