INGREDIENTS
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10 Tbsp butter, diced (I used salted)
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1 cup all-purpose flour
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1/2 tsp baking powder
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1/2 tsp baking soda
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1/4 tsp salt
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3/4 cup old fashioned rolled oats
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1 cup packed light-brown sugar
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1/4 cup granulated sugar
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1/2 cup creamy peanut butter
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1 large egg
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1 tsp vanilla extract
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3/4 cup milk chocolate chips
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3/4 cup semi-sweet chocolate chips
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optional - Maldon or coarse sea salt