Brownie Mix in a Jar Ingredients Jar: 3/4 cup Spelt flour 1 Tbsp flaxseed meal 1/4 tsp fine sea salt 2 Tablespoons almond or cashew meal(grind with some Oats or cornstarch to reduce chances of becoming nut-butter), or use more spelt flour 1 Tablespoon cornstarch or arrowroot starch (optional) 1/4 tsp baking powder 1/8 tsp