How To make Shrimp Tostadas with Guacamole

***GUACAMOLE*** 2 large avocado
2 teaspoons fresh lime juice
1/2 teaspoon salt
2 green onions cut into 1" lengths
1 small tomato peeled -- quartered
1 clove garlic
1 small hot chili pepper seeded halved lengthwise
***SHRIMP AND TOSTADAS*** oil for frying 8 tortillas (fresh) 32 medium shrimp
1 can 16 oz refried beans
2 tablespoons oil
fresh salsa (not cooked) small bowls of chopped -lettuce, onion, queso fresco (mex. cheese), parsley.
Guacamole: Cut avocados in half and remove pits, Scoop avocado meat out of shell and place in food processor, add lime juice, process until pureed. Add salt, onion, tomato, garlic, and small hot pepper to mixture and process again until finely pureed. Transfer to small bowl to bring to table.
Fry tortillas: Heat 1" of oil in a shallow 8"-9" skillet. Slide tortillas one by one into oil and fry on each side till golden. Remove immediately, drain on papper towels.
Grill shrimp, prepare beans:
Thread shrimp onto 8 10" skewers and grill over coals. While shrimp cook, transfer refried beans from can to saucepan Add 2 tbls. oil, stir well, and heat over low heat. When shrimp are cooked, remove the skewers transfer to small dish and bring to table.
Guest should make their own tostadas. Spread the refried beans on top of a fried tostadas. Arrange shrimp over this and spoon a little salsa and guacamole over shrimp. Then add a little lettuce, onion and cheese over the top. Top with parsley or cilantro.