Place gluten, protein powder, agar-agar, paprika, black pepper, red pepper flakes, cayenne pepper, fennel seed, garlic powder, onion soup mix, and tomato soup mix into a blender. Grind for 2 to 3 minutes into a powder, then pour into a large mixing bowl.
Stir water, oil, and liquid smoke flavoring into the powdered mixture until moistened, then knead the dough for 3 to 5 minutes. Shape the dough into a 2 to 3 inch log, and wrap tightly with aluminum foil, and place onto a baking sheet.
Bake vegeroni in preheated oven for 1 hour. Cool completely before slicing.