Golden Quinoa Cakes with Salsa Fresca

Name: Golden Quinoa Cakes with Salsa Fresca
Ingredients: For golden quinoa cakes; 1 Hatch chile; 1/2 teaspoon whole coriander seed; 1/2 teaspoon whole cumin seed; 1 1/2 tablespoons unsalted butter; 1 cup quinoa; 2 cups water; 1 pinch kosher salt; 2 large eggs; 3 tablespoons buttermilk; 1/2 cup green onion, sliced; 1 large garlic clove, minced; 1/2 cup cheddar, grated; 1/2 teaspoon kosher salt; 1/4 cup sweet rice flour (also labeled Mochiko); 1 splash canola oil for frying the cakes; For the salsa fresca; 2 French breakfast radishes, diced (or 4 round radishes, diced); 8 to 10 sweet cherry or pear tomatoes, diced; 1/2 avocado, diced; 1/4 cup lemon juice; 1 pinch kosher salt, to taste; 1/4 cup cilantro, chopped; 1 tablespoon sour cream