Preheat the oven to 325 degrees. \nSpread beans in a single layer on a baking sheet and transfer to the oven. Bake for about 10-12 minutes, until beginning to dry out. \nMeanwhile, as your beans roast, coat a skillet with a drizzle of cooking oil and heat over medium heat. Add in the pepper, onion, garlic and a pinch of salt. Sauté until tender, about 5-7 minutes. \nTransfer the black beans to a large mixing bowl. Using a large fork, potato masher or your hands, mash the beans are mostly broken down with some larger chunks remaining. Add in the veggies, quinoa (or brown rice), 4 teaspoons This Little Goat went to Cuba spice, Panko, feta, egg, vinegar and 1 teaspoon salt. Mix until well combined. \nUsing your hands, form the mixture into 4-6 equal-sized patties (depending on how large you want your burgers to be). \nTo pan sear or grill: Coat a large skillet, griddle or grill with a thin layer of cooking oil and heat over medium\/medium-high heat. Once hot, add in the burgers and cook for about 5-6 minutes per side, until golden brown and warmed through. \nTo bake: Place patties on a parchment-lined baking sheet. Bake at 375 degrees for about 10 minutes per side (20 minutes total).\nIn a small bowl, whisk the remaining 2 teaspoons Cuba spice into your Kewpie mayo for a delicious spread for your burgers. \nSpread Cuba-spiced mayo onto both sides of your burger buns. Top with a black bean patty and any additional toppings of your choice. (We love serving ours with sliced avocado and juicy tomatoes). Dig in!