Brown Sugar Pumpkin Muffins

Name: Brown Sugar Pumpkin Muffins
Prep time: 20 min
Cook time: 25 min
Total time: 45 min
Cuisine: American
Ingredients: 2 cups all-purpose flour; ½ cup white sugar; 1 cup brown sugar; 1 tsp baking soda; 1 tsp salt; 1 tbsp cinnamon; 1/4 tsp nutmeg; 1/4 tsp ground cardamom; 2 eggs; 15 oz canned pumpkin; 1/2 cup canola or vegetable oil; 1 tsp vanilla extract; 1/2 cup apple sauce; For the brown sugar topping; 1 tbsp ground cinnamon; 1/4 cup brown sugar