FOR THE BALSAMIC STRAWBERRIES: Preheat the oven to 375F.Blend the dates, water, and vanilla extract (if using) on high to make a date paste.Mix together the strawberries, vinegar, and dates paste in a large bowl.Spread into a shallow baking dish lined with parchment paper.Bake for 30 minutes at 375F.FOR THE QUINOA CRUNCH: Mix together all the ingredients with a fork until clumpy.Spread on a lined baking sheet and bake for 10 minutes at 375F.Let it cool, then break apart.TO SERVE: Slice the bananas. Layer them in bowls. Spoon the balsamic strawberries over the bananas. Top with the quinoa crunch.