Black Rice Tofu Bowls

Name: Black Rice Tofu Bowls
Ingredients: 1 c. glutinous black rice; 2 tbsp. extra-virgin olive oil; 1 small leek, thinly sliced and thoroughly rinsed, green and white parts separated; 1/4 tsp. ground coriander; Kosher salt; Freshly ground black pepper; 1/4 c. white or feta cheese, crumbled; 1/2 c. buttermilk; Water, as needed; 1/2 lb. frozen silken tofu, defrosted and pressed of moisture; 1/3 c. spicy peanut sauce; 1/2 c. sliced roasted red bell peppers; Mint, for serving; Crushed toasted almonds, for serving; Pickled red onions or shallots, for serving