Toss shrimp and soy sauce together in a bowl and set aside.
Heat 1 tablespoon oil in a large skillet over medium heat. Saute onion until soft and translucent, about 5 minutes. Add jalapeno peppers, garlic, and ginger. Squeeze in 1/2 of the lime and mix until combined, about 2 minutes. Remove from heat.
Mix flour, baking powder, and salt together in a bowl. Add milk slowly until batter is thin and runny.
Heat 1/2 cup oil in a frying pan. Dip shrimp in batter to lightly coat; fry in batches until golden, about 1 minute per side. Toss fried shrimp with jalapeno mixture. Squeeze remaining lime juice on top.
Substitute teriyaki sauce for the soy sauce if desired.
If you want it mild, use 1 jalapeno peppers and remove the seeds.
We have determined the nutritional value of oil for frying based on a retention value of 10% after cooking. Amount will vary depending on cooking time and temperature, ingredient density, and specific type of oil used.
Per Serving: 263 calories;8.1 g fat;
19.7 g carbohydrates;
27.4 g protein;
223 mg cholesterol;
1102 mg sodium.