Vegan Spaghetti Napolitan

4 oz spaghetti
1 tbsp canola oil
1 onion, peeled and chopped
1 garlic clove, minced
1 Tofurky Italian sausage, diced
5 tbsp Japanese ketchup
3 tbsp okonomi sauce
2 tbsp unsweetned soy milk
2 tsp sugar

Bring 1.5 quarts of water to a boil in a large pot. Add spaghetti and cook according to package directions. (2 oz of spaghetti can be measured with the hole in the center of a pasta serving spoon.)
While pasta is cooking, heat a frying pan over medium heat. Add oil and onion. Cook onion until transluscent. Add garlic and cook a few minutes more. Stir in tofurky. Cook for 5 minutes stirring often.
Stir in spaghetti, ketchup, okonomi sauce, soy milk, and sugar. Mix until well blended. Fry over high heat until sauce thickens.