Sweet Potato, Zucchini and Cheddar Pie

Ingredients

• Pastry Crust

  • 1 1/4 cups (310 ml) all-purpose flour
  • 1/4 cup (60 ml) cold butter, cubed
  • 1 pinch salt
  • 1 egg
  • 3 tablespoons (45 ml) olive oil
  • 1 tablespoon (15 ml) water

• Mashed Sweet Potatoes

  • 1 onion, chopped
  • 6 cups (1.5 litres) sweet potatoes, cubed
  • 3 tablespoons (45 ml) butter
  • 1/2 cup (125 ml) water
  • 1/4 cup (60 ml) flour
  • 1 pinch ground cloves
  • 2 eggs
  • Salt and pepper

• Topping

  • 1 cup (250 ml) shredded cheddar cheese
  • 2 zucchinis, thinly sliced with a mandolin
  • 1/3 cups (75 ml) black olives, coarsely chopped
  • 1/4 cup (60 ml) olive oil
  • Salt and pepper