01 -
In a large mixing bowl, whisk together the eggs, Parmesan cheese, canola oil, parsley, minced garlic, salt, and black pepper until thoroughly combined.
02 -
Incorporate the sliced zucchini, biscuit or baking mix, and chopped onion into the egg mixture, stirring gently until evenly distributed.
03 -
Lightly grease a 23-centimetre (9-inch) deep-dish pie plate with canola oil or non-stick spray.
04 -
Pour the zucchini mixture into the prepared pie plate, spreading it evenly.
05 -
Bake in a preheated oven at 175°C (350°F) for 25 to 35 minutes, or until the surface is golden brown and a knife inserted in the centre comes out clean.
06 -
Allow to cool for several minutes before slicing. Serve warm.