Brioches recipe - from the In the Kitchen with Nana Family Cookbook

Ingredients

• 1 package active dry yeast
• 1/3 cup warm water
• 3 1/2 cups flour
• 1 Tbsp. sugar
• 1 tsp. salt
• 4 eggs
• 1 cup butter, softened
• 1 egg yolk
• 1 tsp. cold water