The Green Machine

Name: The Green Machine
Ingredients: For the salad; 2 scallions, green and white parts cut into thin rings; 1 medium Granny Smith apple, cut into matchsticks; 4 stalks celery, cut on the diagonal, about 1/4 thick; 1 small fennel bulb, cut lengthwise into thin strips; 1/8 cup celery leaves, chopped, for garnish; 1/8 cup fennel fronds, chopped, for garnish; 1 lemon wedge; For the dressing; 1 egg yolk; 1 egg; 1 clove garlic, peeled and roughly chopped; 2-3 tablespoons fresh lemon juice; 1.5 tablespoons cider vinegar; 1-2 teaspoons Dijon mustard; 1/2 cup olive oil; 1/4 + 1/8 cups canola oil; 1/4 cup celery leaves, chopped; 1/4 cup fennel fronds, chopped; salt and pepper