In a large bowl, beat together the butter, brown sugar, 1/2 cup sugar, and 1/4 cup maple syrup until well combined and fluffy. Beat in the vanilla extract, egg, and egg yolk and mix until combined.

If you like a darker molasses flavor for your cookies, switch out the light brown sugar with dark brown sugar. It is best to ...

In small saucepan, bring maple syrup to a boil and reduce by half —10-15 minutes. Remove from heat and let stand at room temperature till cool. Add the butter and stir to blend completely. Refrigerate ...