Just killed carne asada torpedo recipe

Ingredients

• 2 pounds Flank steak
• 4 Jalapenos (chopped coarsely, with seeds)
• 1 large Red onion (divided, half-thin slices, half-coarsely chopped)
• 8 cloves garlic
• 1 cup orange juice
• 1/3 cup lime juice
• 1 tablespoon Freshly cracked black pepper
• 1 teaspoon Dried oregano flakes
• 2 Ripe avocadoes, sliced
• Olive oil
• Salt
• 6 Sourdough sandwich rolls, sliced horizontally