To make sausage: Combine everything from oats to first EVOO and let sit for 20 minutes. Form patties and sprinkle with salt. Sear in well oiled pan on medium high heat.
To elevate sausage, add mushroom pate, confit garlic or miso.
To make aioli: Use Vitamix or immersion blender to mix aquafaba, mustard, lemon juice, and garlic. Reduce speed to low and slowly add oil to emulsify mixture.
To elevate aioli, add saffron, confit shallot or chipotle.