Challah

Ingredients

• 1 1/2 cups flour
• 3 tbs sugar
• 1 1/2 tsp salt
• 1 tbs yeast
• 1/2 cup butter (softened)
• pinch of saffron in 1 cup warm water
• 4 eggs
• 1/2 cup flour
• egg yolk from before
• 1 tbs cold water
• poppy seeds