Preheat oven to 425°F (218°C). line with muffin tin with muffin liners. Set aside.
In a bowl, combine the flour, sugar, baking powder, baking soda cinnamon, and salt.
In another bowl, beat together the milk, vegetable oil, and eggs.
Incorporate the wet ingredients into the dry ingredients and mix.
To this add sourdough discard or starter and stir just until combined – don’t overmix.
Divide the batter about 3 tablespoon evenly between the prepared muffin cups.
In a small bowl, combine the 1 tablespoon granulated sugar , 1 tablespoon and 1 teaspoon of cinnamon. Sprinkle the cinnamon sugar mixture over the tops of the batter filled cups.
Bake the muffins 425°F (218°C) for 5 minutes and then reduce the temperature to 350°F (177°C) and continue to bake for about 10 minutes until a toothpick inserted in the center comes out clean.
Video
Notes
Nutrition information provided as an estimate only. Various brands and products can change the counts.