Bread rich in sweet potato dietary fiber and manufacturing method thereof

Abstract

The invention provides bread rich in sweet potato dietary fiber and a manufacturing method of the bread. The raw materials used for manufacturing the bread rich in sweet potato dietary fiber include, by mass, 10-40 percent of sweet potato rough dietary fiber starchy flour, 10-40 percent of sweet potato rough dietary fiber ultra-fine powder, 10-20 percent of high hydrostatic pressure synergy enzymolysis modified sweet potato rough dietary fiber powder, 4-12 percent of extrusion sweet potato rough dietary fiber powder, 5-12 percent of sweet potato starch, 5-13 percent of sweet potato modified starch, 0.2-6 percent of food gum, 1-3 percent of egg white, 0.5-3 percent of sugar, 0.1-1 percent of salt, 0.5-3 percent of yeast and the like. When the bread rich in sweet potato dietary fiber is manufactured, the weight ratio of the raw materials and water is 100:70-110. According to the method, the manufactured bread rich in sweet potato dietary fiber is large in specific volume, and has the unique flavor of sweet potatoes, the chewy taste is achieved, the color is slightly yellow, and the good nutrition and healthcare effects are achieved.

Description

technical field [0001] The invention relates to the field of food processing, in particular to a bread rich in sweet potato dietary fiber and a preparation method thereof. Background technique [0002] my country is a big sweet potato planting and production country. In 2012, the sweet potato planting area in my country was 3.48 million hectares, and the output reached 73.36 million tons, accounting for more than 70% of the world's total sweet potato production. It is the fifth largest grain after wheat, rice, corn and potatoes. Crops play an important role in ensuring national food security and promoting social and economic development. Sweet potato has high nutritional value and is known as "longevity food" and "space food". According to statistics, my country's sweet potato is mainly used for processing starch. There are more than 10,000 sweet potato starch processing enterprises in my country, of which more than 90% are small and medium-sized enterprises. A large amount ...

AI Technical Summary

Problems solved by technology

Sweet potato crude dietary fiber is rich in nutrients and is a high-quality raw material for making bread. However, like other processing by-products, the protein contained in it is different from gliadin and glutenin, and does not have the ability to form a gluten network structure. Not suitable for direct use in processing fermented foods such as bread

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