I've never done it before, but this should work.
3/4 Cups + 3 Tablespoons of Plain Meal.
1 Tablespoon of Baking Powder.
1/2 Teaspoon of Salt.
I thought about grating the squash, but decided against it. Thought it would be to mushy. I love the texture of the finely diced squash and onion in the finished product.
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