You would only need your two fingers, and you would firmly press down on your jugular, right below the base of your thumb, and on the inside of your elbow.
The resources of processed carbohydrates that can replace spaghetti and provide no food additives is : A pre-cut baking potatoes
a pre-cut baking potatoes will provide enough carbohydrates to replace pasta without additional additives which make it healthier for your heart
hope this helps