Preheat oven to 325°F. Spray an 9X9 pan with baking nonstick spray. Line the bottom and 2 sides of the pan with parchment paper. Spray again.
Using a mixer, beat butter and brown sugar for 2 minutes on high. Scrape the bowl. Add in vanilla, molasses, and eggs. Beat on high for 1 minute. Scrape the bowl
1 cup Unsalted butter, 1 ¼ cups Dark brown sugar, 2 Large eggs, ¼ cup Unsulfured molasses, 1 teaspoon Pure vanilla extract
Add in flour, salt, cinnamon, ginger, and nutmeg. Mix on low until combined. Fold in the chocolate chips.
2 cup All-purpose flour, 1 teaspoon Salt, 3 teaspoon Ground cinnamon, 3 teaspoon Ground ginger, ¼ teaspoon Ground nutmeg, 1 ¼ cup Semi-sweet chocolate chips
Pour batter into the pan.
Bake for 40-50 minutes. Bake until there is no more jiggle. Top with chocolate chips while warm.
Cool the bars completely before taking out of the pan and cutting.