Instant Pot Bean and Sweet Potato Chili

Ingredients

• 1½ tablespoons table salt for brining
• 1 pound (2½ cups) black, navy, pinto, and/or small red beans, rinsed
• 2 tablespoons ancho chile powder
• 1 tablespoon ground coriander
• 2 teaspoons ground cumin
• 2 teaspoons dried oregano
• 1 teaspoon garlic powder
• 1½ teaspoons table salt
• ¼ cup extra-virgin olive oil
• 1 onion, chopped fine
• 1 (28-ounce) can crushed tomatoes
• 2 pounds sweet potatoes, peeled and cut into 1-inch pieces
• ¼ teaspoon baking soda
• ½ cup chopped fresh cilantro, divided
• Lime wedge