California Raisin Babka with Maple Glaze - California Raisins in Canada

Ingredients

• 2 cups California Raisins
• 2.5 cups water
• 2 tbsp cinnamon
• 1/2 cup lukewarm whole milk
• 1/4 cup granulated sugar, plus 1 tsp divided
• 1 (.25 Oz.) package dry active yeast
• 2 ¾ cups all-purpose flour, plus more for dusting
• 1 tsp kosher salt
• 2 large eggs
• 1 tsp vanilla extract
• 4 tbsp butter, softened plus 1 tsp for the pan
• 1/2 cup powdered sugar
• 2 tbsp pure maple syrup
• .5 tsp milk