Baked Orange Cauliflower + Forbidden Rice

Name: Baked Orange Cauliflower + Forbidden Rice
Prep time: 15 min
Cook time: 20 min
Total time: 35 min
Cuisine: Asian
Ingredients: 1 large egg (for Vegan option- substitute 3 Tbsp warm water + 1 Tbsp ground flax seeds*); 1 cup panko crumbs; 1 small head of cauliflower (cut into small (bite sized) florets); 2 Tbsp cornstarch; 6 Tbsp orange juice (approx. juice of 1 1/2 oranges); 1/4 cup honey (for Vegan option substitute 2 Tbsp. agave); 2 Tbsp soy sauce (low-sodium); 2 Tbsp rice vinegar; 2 tsp ketchup; 1/2 tsp sriracha (more or less to taste); 1/4 tsp minced ginger; 1 clove garlic (minced); 3 cups forbidden (aka black rice, cooked); 2 green onions (sliced); 1 tsp sesame seeds