Peanut Butter Oatmeal Cookies

INGREDIENTS

• 1/2 cup butter, at room temperature
• 1 cup brown sugar
• 1 large egg
• 1 1/2 tsp pure vanilla extract
• 1/2 cup smooth peanut butter
• 1 cup all purpose flour
• 1/2 tsp baking soda
• 1 pinch kosher salt
• 1 cup old fashioned oats