INGREDIENTS
3 cups
flour (, sifted)
1 cup
butter (, cold, diced)
1
egg yolk
1 tbsp
vinegar
1/2 cup
sour cream (, cold)
1/2 tsp
salt
4 tbsp
soft butter ((to coat the tubes))
2
egg yolks
1 tsp
milk
3 tbsp
melted butter (, lukewarm)
4
egg whites
1 pinch
salt
1 cup
caster sugar
1/2 cup
water
Metallic pastry tubes
1
pastry bag
1
plain or fluted piping tip