Panang Curry with Crispy Tofu

Name: Panang Curry with Crispy Tofu
Prep time: 25 min
Cook time: 55 min
Total time: 1 h 20 min
Cuisine: Asian
Ingredients: 1 block extra-firm tofu (14 oz); 1 tbsp soy sauce; 1 tbsp olive oil; 1 tbsp cornstarch; ½ onion (diced (about ¾ cup)); 1 red bell pepper (cut in ½" strips); 1 green bell pepper (cut in ½" strips); 1 cup fresh or frozen green beans (cut in 1" pieces); 3 garlic cloves (minced); 1 tbsp fresh grated ginger; 2 oz red Thai curry paste; 1 tbsp smooth peanut butter; 1 can full-fat coconut milk (13.5 oz); 2 tsp sriracha (or 1 tsp for less heat); 2 cups fresh spinach; Zest of 1 lime; 2 tbsp lime juice; Salt to taste; Fresh Thai basil or cilantro for garnish