Add cashews, water, lime juice, and salt to a blender. Don't blend them yet, just let the cashews soak in the liquid.
Take an avocado slice, drop it in the dry bowl, then into the wet bowl, and then drop it in the bowl with the breadcrumbs. Use a fork to toss and coat the avocado evenly. Place avocado on the baking sheet.
Your oven should already be at 425°F. Pop the sheet into the oven and let the avocados bake for 15 minutes, then turn them around and let them bake another 15 minutes.
Dice the onions and jalapenos as small as you can. Add vegetable oil to a large skillet and heat it. Add chopped onions and jalapenos and sauté for about 4-5 min.
At this stage, add garlic and cook for 30 seconds until fragrant. Then, add red chili powder and cumin powder, give this all a good mix.