TY JOUR TI BEET POWDER AS A NATURAL DYE AND FUNCTIONAL COMPONENT IN THE PROTEIN-ERYTHRITOL SYSTEM FOR CANDY PRODUCTS KW beetroot powder KW erythritol KW egg albumin KW meringue KW betalains KW pectins KW structure formation KW food safety KW HACCP JO Trade, service, food industry AU Bruskova, R.D. AU Snurnikova, Y.A. PY 2026 IS 6 PB Siberian Federal University