To make Walnut Sausage Crumble: In food processor, pulse walnuts, cannellini beans, coconut aminos, olive oil, fennel seeds, seasoning, onion powder, garlic powder, paprika and salt to sausage like consistency.
To make Walnut Sausage Pizza: Preheat oven to 500 F and line two large baking sheets with parchment paper. Divide dough into four pieces and roll out into thin ovals; place on baking sheets.
Spread two dough pieces with equal amounts pizza sauce, 1/3 cup mozzarella cheese and half of Walnut Sausage Crumble.
Spread remaining dough pieces with pesto, remaining cheese, remaining Walnut Sausage Crumble and tomatoes.
Bake 8 minutes, or until pizza edges are golden brown. Garnish with basil leaves and shaved Parmesan.