Preheat oven to 325 degrees Fahrenheit and grease 18 muffin cups very well.

In the bowl of an electric mixer, cream the butter and sugar in the mixer until light and fluffy.

On low speed, add eggs, one at a time.

Add vanilla extract and lemon juice, and mix well.

Slowly add in flour, baking powder and baking soda until combined.

Slowly add heavy cream.

Fold in coconut flakes.

Fill muffin cups with batter about three quarters of the way full, and bake for 30 to 35 minutes, until slightly browned.  Let cool completely before frosting.

Prepare the frosting. In the bowl of an electric mixer, mix all ingredients until smooth.

Frost muffins and top with coconut flakes.