Roux

Ingredients

• 240 g (2 cups) buckwheat flour
• 55 g (1/2 cup) oat flour
• 60 g (1/2 cup) sweet (glutinous) rice flour
• 25 g (3 Tablespoons) tapioca flour
• 1 Tablespoon baking powder
• 1/2 teaspoon baking soda
• 1 teaspoon fine sea salt
• 2 teaspoons Amma's Chai Masala from Tasting India
• 1/2 teaspoon ground turmeric (optional, for color)
• 1 can (15 oz) pumpkin puree (Libby's is the best.)
• 80 g melted butter
• 45 g olive oil
• 2 teaspoons vanilla extract
• 300 g (1 1/2 cups) sugar
• 3 large eggs
• 1 Tablespoon coarse turbinado sugar + 1/4 teaspoon masala chai spice blend