Smashed Potato Spring Salad with Creamy Lemon Dressing

Name: Smashed Potato Spring Salad with Creamy Lemon Dressing
Ingredients: Smashed Potatoes; 1/2 cup plain Greek yogurt; 2 tablespoons lemon juice; 1 tablespoon olive oil; 1 teaspoon Dijon mustard; 1 teaspoon honey; 1 clove garlic, (minced); Kosher salt and pepper, (to taste); 1 bunch asparagus, (cut into 1-inch pieces, discard tough ends); 1 small shallot; 1 clove garlic; Kosher salt and black pepper, (to taste); 1 tablespoon lemon juice; 3 heads butter lettuce, (washed, dried, and roughly chopped (about 8 cups chopped)); 1 large avocado, (sliced); 1/2 cup shaved Parmesan cheese; 2 green onions, (sliced); 1/4 cup chopped parsley