Quick n Easy Croissants

Quick n Easy Crosaints.
Mix 1packet of yeast(10g) and1tablespoon of sugar with 1/4 cup of warm water cover for 5mins, if it raises meaning it ready for use.
Meanwhile mix 2 yolks with 1 cup of warm milk n set aside.
In a bowl mix 4cups (bread flour)flour, 1/2teaspoon of salt n another tablespoon on sugar. Add to it ur yeast n milk milk well until it not sticky to the bowl.
Kneed for 5-7mins and cut into 18 pieces. Roll them one buy one n apply butter on each.when done cover with plastic a put in the freezer for 1hour.
Remove after one hour roll it n place again for 30mins. Remove it and roll again, cut it like u cutting pizza slices and cut a small slit at the edge n roll. Leave then to rest in a warm place for 30mins.
After 30mins apply egg white n bake in a preheated oven at 190 degrees. Grease with oil when ready.