Indian Tikka Tofu Skewers

Ingredients

• ⅔ cup
• unsweetened plain vegan yogurt
• 3 tablespoons tomato paste
• 6 garlic cloves, grated 
• 1 tablespoon grated ginger
• 2 teaspoons fresh lime juice
• 2 teaspoons garam masala 
• 1 teaspoon smoked paprika
• 1 teaspoon salt
• ½ teaspoon ground turmeric
• ½ teaspoon ground red chili
• ½ teaspoon black salt
• 1 (14-ounce) block
• extra-firm tofu
• , drained and pressed, cut into 1-inch cubes
• ½ medium red onion, cut into 1-inch chunks
• 1 to 2 bell peppers, cut into 1-inch cubes
• ¼ teaspoon chat masala
• ¼ cup roughly chopped cilantro 
• Lemon or lime wedges, for garnish