Baked Feta with Garlicky Kale and Chickpeas

Ingredients

• Extra-virgin olive oil, as needed
• 1 medium shallot, sliced
• 2 bunches kale or other hearty greens, ribs and stems removed
• 3 garlic cloves, peeled and smashed
• ½ to 1 teaspoon crushed red pepper flakes
• Kosher salt and freshly ground black pepper
• One 15-ounce can chickpeas, drained and rinsed
• One 10- to 12-ounce block feta cheese, cut into ½-inch slabs
• Juice of one lemon
• Pita, for serving