Walnut Cream Baguette

Walnut baguette dough [wheat flour, water, walnut pieces, yeast, salt, dough improver (wheat flour, diacetyl tartaric acid esters of mono-and diglycerides, ammonium sulfate, ascorbic acid, contains 2% or less of the following: potassium iodate, enzymes), barley malt syrup (organic sprouted barley, water)], Buttercream [margarine {water, palm olein oil, rapeseed oil, esterified oil (palm stearin oil, coconut oil), hardened coconut oil, mixed whole milk powder (milk), mono- and diglycerides of fatty acids, lecithin, polysorbate 80, sucrose esters of fatty acids, sodium caseinate, salt, trisodium phosphate, trisodium citrate, artificial flavor (milk, butter), mixture (fatty acid ester of glycerin, water)}, syrup (sugar, water, corn syrup, salt), margarine {palm oil, esterified oil (palm stearin oil, coconut oil), coconut oil, water, rapeseed oil, powdered milk cream, salt, emulsifier (fatty acid ester of glycerin), mixed whole milk powder, emulsifier (lecithin (soy)), emulsifier (fatty acid ester of glycerin), sodium caseinate, mixture (powdered glucose, fatty acid ester of glycerin, dextrin), artificial flavor (milk), citric acid}, prepared edible fat {milk fat, milk cream, vegetable oil (palm oil)}, vanilla extract (high fructose corn syrup, flavor)]