Disclosure: I received free samples of California Walnuts mentioned in this post. By posting this recipe I am entering a recipe contest sponsored by California Walnuts and am eligible to win prizes associated with the contest. I was not compensated for my time. Lately, ingredients have been scarce at the grocery stores for baking. I stocked up on a few staples, like nuts, cacao powder, oats, maple syrup and coconut oil, so these days it is easy for me to make this simple no bake chocolate walnut bar dessert with ingredients right in my pantry! No-bake desserts are the best, because they are almost always quicker and easier to prepare.…