Buckwheat Harvest Tart Recipe (Vegetarian) | Foodal

Ingredients

• 1 cup buckwheat flour
• ¾ cup all-purpose flour
• ½ teaspoon salt
• ½ cup chilled unsalted butter (1 stick), cut into small cubes
• 2 teaspoons fresh thyme leaves
• 1 tablespoon apple cider vinegar
• 2-3 tablespoons cold water
• 3 cups peeled and cubed sweet potato (about 2 medium)
• 2 tablespoons coconut oil, divided
• 1 teaspoon salt, divided
• ½ teaspoon ground nutmeg
• ¼ teaspoon ground black pepper
• 2 cloves garlic, minced
• 1 bunch Swiss chard, stems removed and coarsely chopped (about 6 cups)
• ½ teaspoon crushed red pepper flakes
• 1 small yellow onion, thinly sliced (about 1/2 cup)
• 2 tablespoons balsamic vinegar
• 3 large eggs
• 1 cup grated pecorino Romano cheese, divided (about 1.75 oz)