INGREDIENTS
6 Tbsps
unsalted butter
1/4 cup
flour
1 Tbsp
cornstarch
1/2 cup
milk
1 small
onion
1 medium
carrot
1
celery stalk
1 cup
cubes chicken bouillon
1/2 medium size
russet potato
2 medium sizes
baked chicken breasts
1/2 cup
peas
1 serving
salt
1 serving
black pepper
2 cups
flour
1/2 tsp
kosher salt
1 cup
unsalted butter
1/4 cup
ice water
1 Tbsp
white vinegar
1
egg yolk