Oatmeal Sweet Potato Cookies

Ingredients

• 2 cups self-rising flour
• 1 1/2 tsp ground cinnamon
• 1 1/2 tsp ground nutmeg
• 1 cup unsalted butter, softened
• 1/2 cup granulated sugar
• 1 1/2 cups brown sugar, firmly packed
• 2 large eggs
• 1 Tbsp vanilla extract
• 3 cups quick-cooking oats
• 1 1/2 cups raisins
• 1 medium-sized sweet potato, peeled and grated (about 2 cups)