Oatmeal Crackers

INGREDIENTS

• 1 cup / 3 oz / 85 g rolled oats
• 1 1/4 cups / 300 ml whole milk, heated just to boiling
• 1/4 cup / 2 oz / 55g room-temperature unsalted butter
• 4 tablespoons natural cane sugar
• 3 teaspoons aluminum-free baking powder
• 2 teaspoons crushed anise seed - optional
• 1/2 teaspoon fine grain sea salt
• 1 1/4 cup / 5.5 oz / 155g dark rye flour
• 1 1/2 cups / 6.75 oz / 190g all-purpose flour, plus more for dusting
• more salt for sprinkling