Bean Tostada

Bahan-bahan (4 porsi)

• 4 corn tortillas ((6-inch))
• 1 tablespoon extra-virgin olive oil
• 1/2 small red onion
• 1/4 teaspoon kosher salt
• 1 can reduced-sodium black beans ((15 ounces) rinsed and drained)
• 1/3 cup prepared salsa (plus additional for serving)
• Diced avocado
• Diced red onion
• Sliced cabbage
• Shredded cheese ((I used queso fresco))
• Sour cream (or plain Greek yogurt)
• Salsa
• Diced tomatoes
• Jalapeño slices
• Fresh cilantro
• Freshly squeezed lime juice