01 -
Heat your oven to 375°F and slice the butter into small pieces. Place the butter pieces in your 9×13 baking dish and slide it into the warming oven until the butter completely melts. Remove and set aside.
02 -
Gently peel each peach, then cut them in half and remove the pits. Slice the peach halves into quarter-inch thick pieces and place them in a large skillet.
03 -
Scatter both sugars over the sliced peaches and gently toss to coat. Place the skillet over medium heat and stir occasionally for just a few minutes until the sugars melt and create a lovely syrup. Remove from heat immediately.
04 -
In a large mixing bowl, whisk together the flour, sugar, baking powder, salt, and cinnamon. Pour in the milk and gently stir until you have a smooth batter - don't overmix.
05 -
Pour the batter into your buttered baking dish and spread it toward the edges, but don't stir it into the melted butter. Spoon the warm peaches and their juices evenly over the batter, leaving some gaps for the topping to puff up through.
06 -
Bake for 40-45 minutes until the cobbler top is beautifully golden brown and springs back when gently pressed. The edges should be bubbling with peachy goodness.