Flour + Vinegar 😱 We've been learning it wrong for years!!

Ingredients Half a packet of yeast (6 g) 3 tablespoons of sugar (50 g) 2.5 cups of lukewarm water (500 ml) 1 teaspoon of vinegar 6 cups of flour (660 g) 2 teaspoons of salt (12 g) 70 g butter For greasing the dough 100 g butter 1 teacup of vegetable oil (100 ml) Filling 150 g cheddar cheese 10-15 slices of sausage Topping Egg yolk