Smoked Salmon Pinwheels or Baguette Slices with capers

1 (8 ounce) package cream cheese 1 tablespoon lemon juice 1/4 cup red onion , finely chopped 1/4 cup capers 170 g smoked salmon (thinly sliced) 5 -6 flour[...]

1 lb smoked salmon (I like to use 3-inch slices per baguette) 1 baguette (thin sliced and toasted) 2 tablespoons olive oil 1 small red onion (cut in quarters[...]