INGREDIENTS
1
sheets frozen puff pastry (see notes below)
2
large chicken breasts
olive oil
salt and pepper (to taste)
1/3 cup
salted butter
2/3 cup
all purpose flour
2 cups
whole milk
2 cups
chicken stock
1/2
small yellow onion (finely chopped)
1 tbsp
garlic (minced)
2 cups
frozen peas and carrots
1
egg
1 tbsp
water