Falafel Pitas with Tzatziki Sauce

Ingredients

• 1/2 pound dry chickpeas, soaked overnight then drained
• 1/2 medium onion, roughly chopped
• 5 cloves garlic, peeled
• 1/4 cup fresh parsley
• 1 1/2 teaspoons all-purpose flour
• 1 1/2 teaspoons Frontier Co-op® Sea Salt
• 1/2 teaspoon Frontier Co-op® Ground Cumin
• 1/4 teaspoon Frontier Co-op® Cayenne Chili Powder
• 1/4 teaspoon Frontier Co-op® Ground Coriander Seed
• 1/4 teaspoon Frontier Co-op® Black Pepper
• 1 large cucumber, 1/2 grated + 1/2 sliced
• 1 1/2 cups plain Greek yogurt or vegan alternative
• 2 cloves garlic, pressed
• 2 tablespoons extra virgin olive oil
• 1 tablespoon white vinegar
• 1 tablespoon fresh dill, chopped
• Grapeseed oil, for frying
• 3/4 teaspoon Frontier Co-op® Baking Powder
• 4 pitas sliced in half to form 8 pockets
• 2 medium tomatoes, sliced
• 2 cups arugula