423C Baker-Patissier Practice Quiz
Free · 191 Questions.

Based on the Red Seal Baker exam blueprint: fermented goods, cakes and pastry, fillings and icings, chocolate and desserts

📝 150 Q practice test✅ Pass: 70%⏱ Up to 4 hr🔁 Free retakes Updated: October 2026
⚠️ExamHub is an independent study resource and is not affiliated with, endorsed by, or reviewed by Skilled Trades Ontario or the Red Seal program. Questions are original practice materials.
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150 questions with a 240-minute timer. 70% (105/150) to pass, with complete answer review at the end.
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Or practice by topic
Common Occupational Skills
31 questions
Fermented Goods
54 questions
Cookies, Bars, Cakes, Pastry and Quick Breads
39 questions
Assembly and Finishing
31 questions
Chocolate and Confections
21 questions
Desserts, Ice Creams and Ices
15 questions
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About the certification

Baker-Patissier (423C) Certificate of Qualification

In Ontario, Baker-Patissier is trade code 423C, a non-compulsory trade regulated by Skilled Trades Ontario, with about 7,000 hours of training (6,130 on the job and 870 in school). Across Canada it is the Red Seal trade Baker, so passing the Certificate of Qualification exam also earns the interprovincial Red Seal endorsement.

The Red Seal exam has 150 multiple-choice questions across 6 Major Work Activities. The heaviest are fermented goods (41 questions), cookies, bars, cakes, pastry and quick breads (33), and assembly and finishing (26). About 55 to 65% of questions are procedural or application, 15 to 25% are critical thinking, and 20 to 30% are recall. Red Seal doesn't publish the pass mark on the exam page; 70% is the standard Red Seal pass mark.

ExamHub's free 423C practice quiz has 191 original questions weighted to the real exam blocks, with worked calculations such as dough temperature and baker's percentages, and a source for every answer.

What's covered

191 practice questions, by category

Categories follow the 6 Red Seal Baker Major Work Activities, weighted like the real exam.

Topic breakdown

  • Common Occupational Skills31
  • Fermented Goods54
  • Cookies, Bars, Cakes, Pastry and Quick Breads39
  • Assembly and Finishing31
  • Chocolate and Confections21
  • Desserts, Ice Creams and Ices15

 

    Try a few

    Sample 423C Baker-Patissier practice questions

    Five sample questions from the question bank, with the answer and explanation.

    Question 1
    A baker needs to sanitize a stainless steel prep table after cleaning it. Which solution meets the Ontario minimum for chemical sanitizing?
    • Chlorine, 100 ppm, 24 °C or warmer, 45 seconds
    • Chlorine, 25 ppm, 24 °C or warmer, 10 seconds
    • Quaternary ammonium, 100 ppm, 24 °C, 45 seconds
    • Iodine, 100 ppm, 24 °C or warmer, 45 seconds

    Why: Section 19 sets sanitizing options including chlorine at not less than 100 ppm, quaternary ammonium at not less than 200 ppm and iodine at not less than 25 ppm, each at 24 °C or warmer for 45 seconds. Hot water at 77 °C for 45 seconds is also allowed.

    Question 2
    A baker wants a final dough temperature of 24 °C. The room is 22 °C, the flour is 20 °C, the pre-ferment is 24 °C and the mixer adds 12 °C of friction. What is the required water temperature using the four-factor formula (desired × 4 − sum of other factors)?
    • 18 °C
    • 22 °C
    • 26 °C
    • 30 °C

    Why: Desired × 4 = 96. Sum of room, flour, pre-ferment and friction = 22 + 20 + 24 + 12 = 78. Water = 96 − 78 = 18 °C.

    Question 3
    A baker makes puff pastry with a lock-in of butter and six single turns. How many butter layers does the final sheet have, by the standard 3^n count?
    • 729
    • 243
    • 64
    • 128

    Why: Each single (letter) turn multiplies the layers by three, so six turns produce 3^6 = 729 layers of butter. Sources count differently if dough layers are included, so exam answers use the 3^n butter count.

    Question 4
    A baker cooks a crème anglaise, stirring constantly. At what point is it done?
    • It coats a spoon at about 82 to 84 °C
    • It reaches a full boil and thickens very quickly
    • It turns a deep golden brown in the pot
    • It forms a skin across the top of the pot

    Why: Anglaise is a stirred custard cooked to the nappe stage, around 82 to 84 °C. Hotter than that, the yolks coagulate further and the sauce turns lumpy.

    Question 5
    Dark couverture has been melted to 45 °C. To what temperature should it be cooled while stirring before it is warmed slightly for working?
    • 27 to 28 °C
    • 35 to 37 °C
    • 20 to 22 °C
    • 40 to 42 °C

    Why: The cooling stage, about 27 to 28 °C for dark chocolate, encourages stable cocoa butter crystals to form. It is then gently rewarmed to the working temperature.

    FAQ

    423C Baker-Patissier questions, answered

    How many questions are on the 423C Red Seal Baker exam?

    The Red Seal Baker exam has 150 multiple-choice questions. ExamHub's bank has 191 questions, and Test Mode draws a full 150-question timed simulation.

    What is the pass mark for the 423C exam?

    The Red Seal exam page doesn't state it. 70% is the standard Red Seal pass mark, and ExamHub's Test Mode uses 70% with up to 4 hours.

    What topics are on the Baker exam?

    6 Major Work Activities: common occupational skills (23 questions), fermented goods (41), cookies, bars, cakes, pastry and quick breads (33), assembly and finishing (26), chocolate and confections (15), and desserts, ice creams and ices (12).

    What is the difference between 423A and 423C?

    In Ontario, Baker-Patissier is trade code 423C, the Red Seal trade (about 7,000 hours of training). Skilled Trades Ontario also lists Baker (423A) as a separate, shorter program. ExamHub's quiz follows the Red Seal Baker standard.

    Are these the real exam questions?

    No. These are original practice questions written from the Red Seal standard and free official sources. They are not copies of exam questions.

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