After you have deveined and shelled your shrimp, rinse it well and set aside.
In fry pan saute minced garlic in small amount of olive oil. Add butter and melt, but keep a close watch not to burn your butter. Add capers and shrimp, cook shrimp for 2 minutes on each side, they will turn a nice pink color.
Top with lemon slices and simmer till lemon is tender. Serve and enjoy!