Peel away any dirt from the stems being careful not to remove too much of the skin.
Thinly slice the stems and reserve.
With a pastry brush, dust dirt off the porcini caps.
Heat a medium size saute pan, add 2 tablespoons of extra virgin olive oil.
Saute the mushroom caps in the hot saute pan until golden brown.
In a bowl, combine the arugula with the reserved slices mushroom stems; toss with 3 tablespoons of extra virgin olive oil and season with salt and pepper to taste.
Place salad onto a plate and top with hot porcini mushroom caps.