Whipped Feta Tzatziki Hummus

Bahan-bahan (6 porsi)

• 1 cup dried chickpeas
• 2 teaspoons baking soda
• 5 cloves garlic
• 1 cucumber, peeled and chopped, divided
• 2 teaspoons olive oil, plus more for drizzling
• Juice of 1 lemon, plus 1/2 teaspoon lemon zest
• 2 tablespoons dill, chopped, plus more to top
• 8 ounces feta cheese, divided
• 1 cup greek yogurt
• Kosher salt, to taste
• 1/4 cup chopped pitted kalamata olives
• 1/4 cup chopped cherry tomatoes
• Grilled pita or pita chips, to serve