Hot Smoked Salmon & New Potato with a Lemon Vinaigrette

new potato 45.0% , cucumber 16.1% , Hot Smoked LochmuirTM Salmon 8.1% , spinach 5.0% , water 4.5% , lemon vinaigrette 5.0% , rapeseed oil 1.9% , spring onion 1.5% , sour cream 1.2% , corn flour 1.0% , salt 0.9% , pasteurised egg yolk 0.8% , chives 0.7% , lemon juice 0.6% , sugar 0.5% , white wine vinegar 0.5% , black pepper 0.4% , vinegar 0.4% , mustard seed 0.3% , dill 0.3% , concentrated lemon juice 0.2% , mustard 0.2% , Mustard Husk 0.2% , Ground Pimentoes 0.2% , turmeric 0.2%