Servings−40+

4.7 l all-purpose flour
10 tsp instant yeast
10 tsp sugar
7½ tsp salt, for the dough
1.8 l warm water, about 110F
10 tbsp olive oil
40 tbsp butter, unsalted, softened
40 clove garlic, minced
20 tbsp parsley, fresh, chopped
0.6 l parmesan, grated
10 pinch salt, for the topping

Metric measurements are approximate conversions.