- To make pesto, add walnuts, garlic, and cheese to a food processor. While running, drizzle in olive oil and process until uniform. Add salt and chili flakes to taste.
- Make dressing by adding all ingredients to a blender and blending until completely mixed. Season to taste.
- To assemble salads, mix soybeans and tomatoes with buttermilk dressing. Divide onto 4 plates, drizzle each with walnut pesto, and sprinkle remaining 1 ounce of cheese on top to finish.