Preheat the oven to 375°
Place the biscuits on a baking sheet and cook according to package directions, about 11-15 minutes or until golden brown
While the biscuits are cooking, form the sausage into 8 patties and sear in a skilled over medium high heat for 3-4 minutes per side, or until cooked through.
Remove the sausage from the skillet, and 8 ¼-cup piles of hash browns in the same skillet. Press down with a spatula and sear on each side for 4-5 minutes, or until golden brown. Remove from heat and sprinkle with a touch of salt.
While the sausage and hash browns cook, bring a saucepot 3/4 full of water and vinegar to a boil. Once boiling, drop the heat down to a low setting, and wait for the water to return to a minimal simmer (no rolling bubbles).
Use the back of a wooden or large spoon to stir the water in the pot clockwise.
Crack an egg into a small bowl or ramekin, to ensure no shell pieces are in the egg. Gently pour the egg into the center of the spinning water. Repeat with 2-3 more eggs.
Allow the eggs to sit for 3-4 minutes or until the whites are set and the yolk is still soft to the touch.
Remove the eggs from the water with a slotted spoon onto a plate lined with paper towels. Repeat with remaining eggs.
Mix the gravy according to package directions (mix with 1 cup of cool water and add to 1½ cups of boiling water, allow to cool)
TO ASSEMBLE: Split a biscuit in half, laying the halves side by side. Place one hash brown patty on top , followed by a sausage patty. Place a poached egg on top, and smother the tower with heaping tablespoons of gravy. Repeat with remaining biscuits, and serve immediately.