Shabbat Challah Recipe

Ingredients

• 3 tablespoons active dry yeast
• 4 cups warm water
• 2 tablespoons salt
• 1/2 cup white sugar
• 1 cup vegetable oil
• 4 eggs
• 12 cups all-purpose flour
• 1 egg
• 3 tablespoons water
• 1/2 teaspoon vanilla sugar, or vanilla extract
• 1/4 cup sesame seeds