Preparation Whisk garlic, oil, parsley, mint, and lemon juice in a medium bowl; season with salt and pepper. Spoon half of sauce onto a platter. Place eggplants on top, season with salt, and spoon remaining sauce over. Let sit 30 minutes to let flavors meld. DO AHEAD: Lemon-Mint Sauce can be made 2 hours ahead. Cover and chill.
Preparation Whisk garlic, oil, parsley, mint, and lemon juice in a medium bowl; season with salt and pepper. Spoon half of sauce onto a platter. Place eggplants on top, season with salt, and spoon remaining sauce over. Let sit 30 minutes to let flavors meld. DO AHEAD: Lemon-Mint Sauce can be made 2 hours ahead. Cover and chill.