Carefully remove skillet from oven and add 2 Tbsp. oil; swirl to coat bottom of the skillet. Pour in the batter, tilting the skillet to evenly distribute and cover the bottom. Bake until golden and edges are set, 10 to 12 minutes. Remove fromoven, brush top with remaining 1 tsp. oil and return to oven, this time on the upper rack. Turn on broil and cook until brown in spots. Remove skillet from oven and carefully transfer socca out of the skillet to cooling rack.
INGREDIENT NOTE: If using canned chickpeas, be sure to drain and rinse before using.
INGREDIENT SWAP: Try this salad using any pulse! Swap in cooked lentils, Great Northern beans or black-eyed peas for the chickpeas.