Can I use a different flour besides coconut flour?

Yes, you can use a different flour besides coconut flour but just note that coconut flour is much more absorbent than other flours so you will have to 3-4x the amount if you wanted to replace with another flour.

What are the best type of apples for baking?

The best apples for baking are crisp, firm, sweet-tart and can stand up to the heat of the oven or stove without turning mushy. I used honey crisp apples here because I think they’re perfect for baked apple desserts but you could also use any other variety, like Pink Lady apples, that are good for baking. I do not recommend using Granny Smith apples or other tart apple varieties for this particular recipe.

Why did my apple crisp bars turn out watery?

Depending on the type of apples you used, your apple crisp bars may be more watery. Different apples do have more liquid than others so it could be the apples you chose. To avoid a watery and mushy crisp, be sure to use an apple variety that bakes well. You want to use an apple that can stand heat well and doesn’t become mushy.