COAT a 15 x 10 x 1-inch jellyroll pan with vegetable spray. TRIM a sheet of parchment paper to fit pan with paper extending over sides slightly. COAT parchment paper on top of pan with nonstick spray.
BEAT eggs with a wire whisk in a large bowl.
In a small cup, mix flour and half-and-half until combined; ADD to eggs and BEAT to mix.
STIR IN red pepper, green onions, half of ham and seasonings.
POUR evenly into pan; BAKE in preheated 375°F oven for 15 minutes.
REMOVE spring roll from oven and SPRINKLE evenly with cheese and remaining ham. RETURN to oven and BAKE another 3 minutes.
REMOVE spring roll from oven and carefully ROLL, beginning at short end — peeling off paper as spring roll is rolled.
CUT into ¾ to 1-inch slices. STACK slices at an angle on serving plate and TOP with salsa and a dollop of sour cream.
GARNISH with fresh cilantro leaves if desired.
This recipe is an excellent source of protein and choline, and a good source of vitamin A and folate.