INGREDIENTS
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Bars:
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3 cups all purpose flour
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2 tsp baking powder
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2 tsp cinnamon
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1 tsp cream of tartar
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1/2 tsp salt
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3 sticks (1 1/2 cups) salted butter, softened to room temperature
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3 1/3 cup light brown sugar
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4 large eggs
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1 TBS vanilla extract
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1 bag (roughly 2 cups) cinnamon chips
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Topping:
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4 TBS granulated sugar
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2 tsp cinnamon
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Glaze:
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2 1/2 cups powdered sugar
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1/4 cup warm water