Vegan Cauliflower Alfredo Bake

Name: Vegan Cauliflower Alfredo Bake
Ingredients: 12 ounces penne pasta (you can use a gluten free penne, such as brown rice penne or quinoa penne, if desired); 1 medium head cauliflower, cut into small pieces and florets (about 7 to 8 cups, total); 1 tablespoon olive oil; 2 to 3 small cloves garlic, minced or sliced; 3/4 cup unsweetened almond, soy, or rice milk; 1/3 cup nutritional yeast; 1 tablespoon fresh lemon juice; 3/4 teaspoon salt, or to taste; 1/4 teaspoon freshly ground black pepper; 1 cup fresh green peas, blanched for 1 minute to soften (or frozen and thawed green peas); 1/2 cup vegan breadcrumbs (or vegan and gluten free breadcrumbs, such as Mary's Gone Crackers Just Crumbs)