Preheat oven to 350 degrees. Grease muffin tin or line with liners.
Mix all ingredients together in a large bowl.
Scoop batter into prepared muffin pan filling each cup 2/3 full.
Bake for 20 minutes.
To prepare the icing: mix all ingredients together, add more milk if needed to reach desired consistency.
Top each muffin with icing and chopped pecans.
Notes
For the icing, mix together: 1 1/2 cup powdered sugar 2 tbsp milk 1 tsp maple syrup 1/4 tsp cinnamon 1/4 cup pecans, choppedAdd more milk if needed to reach desired consistency.