This recipe keeps the zucchini pretty crunchy. If you want a softer boat, make the initial zucchini-only roasting step a few minutes longer.
Turn oven to 400.
Brown meat if using in a skillet with a little oil, adding seasonings (if not using chorizo.) Remove from heat.
Slice zucchini in half the long way and scoop out seeds. Brush lightly with olive, sunflower or coconut oil. and sprinkle with a pinch of salt.
Bake unstuffed zucchini for 5 minutes, cut side up.
In a bowl, mix together the rest of the stuffing ingredients (except cheese.) Remove zucchini from oven and spoon in the filling.
Bake the stuffed zucchini for 15 minutes. Remove from oven, add cheese to top, and bake 5 min longer watch for burning.) Serve warm.