Bring Chicken stock and water to a boil in large pot
Add Orzo and bring back up to a boil
Reduce to medium and cook til tender yet firm (about 8 minutes)
While Orzo is cooking - shell and devein shrimp completely.
In large heavy fry pan melt butter on med high
Add shrimp before butter browns - and toss - coating all shrimp
Reduce to medium and cook until pink - about 2 min first side and 1 minute second side
Remove from heat, add white wine and let steam off
Drain Orzo (reserving some liquid) and place in large serving bowl
In a separate bowl cut avocado into ΒΌ" pieces and add to Orzo