Snickerdoodle Muffins

• • 1 cup butter, room temperature
  • 1 cup granulated sugar
  • 2 teaspoons vanilla
  • 2 eggs
  • 1 teaspoon ground cinnamon
  • 1 teaspoon baking soda
  • 1 teaspoon baking powder
  • 3/4 teaspoon kosher salt
  • 1/2 teaspoon cream of tartar
  • 1 1/4 cup Greek Yogurt
  • 2 1/4 cup flour

Topping

• 1/2 cup granulated sugar
• 1 tablespoon ground cinnamon